:root{--primary-color:#0f172a;--primary-hover:#1e293b;--success-color:#10b981;--text-main:#1e293b;--text-muted:#64748b;--bg-main:#fff;--bg-surface:#f8fafc;--border-light:#e2e8f0;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-full:9999px;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;--transition:all .25s cubic-bezier(.4, 0, .2, 1)}.product-detail-container{max-width:1280px;color:var(--text-main);direction:rtl;flex-direction:column;gap:2.5rem;margin:0 auto;padding:2rem 1.25rem;font-family:Vazirmatn,system-ui,-apple-system,sans-serif;display:flex}@media (min-width:768px){.product-detail-container{flex-direction:row;gap:3rem;padding:3rem 2rem}.product-images{flex:1.2;align-self:flex-start;position:sticky;top:2rem}.product-info{flex:1;max-width:550px}}.product-info{flex-direction:column;gap:2rem;display:flex}.product-header{flex-direction:column;gap:.5rem;display:flex}.product-brand{text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);margin:0;font-size:.875rem;font-weight:600}.product-title{color:var(--primary-color);margin:0;font-size:2.25rem;font-weight:800;line-height:1.2}.product-price{background-color:var(--bg-surface);border-radius:var(--radius-md);border:1px solid var(--border-light);align-items:center;gap:1rem;padding:1rem;display:flex}.price-original{color:var(--text-muted);opacity:.7;font-size:1.125rem;text-decoration:line-through}.price-amount{color:var(--primary-color);font-size:1.5rem;font-weight:800}.product-description{color:var(--text-muted);font-size:1rem;line-height:1.75}.size-selector h3,.color-selector h3,.product-features h3,.product-details h3{color:var(--primary-color);margin-bottom:1rem;font-size:1.125rem;font-weight:700}.size-options{flex-wrap:wrap;gap:.75rem;display:flex}.size-btn{background:var(--bg-main);border:2px solid var(--border-light);color:var(--text-main);border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);justify-content:center;align-items:center;min-width:4rem;padding:.75rem 1.5rem;font-size:.95rem;font-weight:600;display:inline-flex}.size-btn:hover:not(:disabled){border-color:var(--primary-color);background-color:var(--bg-surface)}.size-btn.selected{background:var(--primary-color);color:var(--bg-main);border-color:var(--primary-color);box-shadow:var(--shadow-md)}.size-btn.out-of-stock{color:#cbd5e1;cursor:not-allowed;background:#f8fafc;border-color:#f1f5f9;text-decoration:line-through}.color-options{flex-wrap:wrap;gap:1rem;display:flex}.color-btn{border-radius:var(--radius-full);cursor:pointer;width:40px;height:40px;transition:var(--transition);border:none;position:relative;box-shadow:inset 0 0 0 1px #0000001a}.color-btn:hover{box-shadow:inset 0 0 0 1px #0000001a, var(--shadow-md);transform:translateY(-2px)scale(1.05)}.color-btn.selected{box-shadow:inset 0 0 0 1px #0000001a, 0 0 0 3px var(--bg-main), 0 0 0 5px var(--primary-color);transform:scale(1.1)}.add-to-cart-section{border-top:1px solid var(--border-light);margin-top:1rem;padding-top:1.5rem}.add-to-cart-btn{background:var(--primary-color);width:100%;color:var(--bg-main);border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);box-shadow:var(--shadow-md);border:none;justify-content:center;align-items:center;gap:.75rem;padding:1.25rem;font-size:1.125rem;font-weight:700;display:flex}.add-to-cart-btn:hover{background:var(--primary-hover);transform:translateY(-2px);box-shadow:0 10px 15px -3px #0000001a}.add-to-cart-btn:active{transform:translateY(0)}.add-to-cart-btn.celebrating{background:var(--success-color);pointer-events:none}.product-features ul{flex-direction:column;gap:.75rem;margin:0;padding:0;list-style:none;display:flex}.product-features li{color:var(--text-muted);padding-inline-start:1.75rem;font-size:.95rem;line-height:1.5;position:relative}.product-features li:before{content:"";inset-inline-start:0;background-color:var(--primary-color);border-radius:50%;width:6px;height:6px;position:absolute;top:.5rem}.details-content{border:1px solid var(--border-light);border-radius:var(--radius-md);flex-direction:column;gap:0;display:flex;overflow:hidden}.detail-item{border-bottom:1px solid var(--border-light);background-color:var(--bg-main);justify-content:space-between;padding:1rem 1.25rem;font-size:.95rem;display:flex}.detail-item:last-child{border-bottom:none}.detail-item:nth-child(2n){background-color:var(--bg-surface)}.detail-key{color:var(--text-muted);font-weight:500}.detail-value{color:var(--text-main);text-align:end;font-weight:600}.product-slider{flex-direction:column;gap:1rem;width:100%;display:flex}.slider-main{aspect-ratio:1;background:var(--bg-surface);border-radius:var(--radius-lg);border:1px solid var(--border-light);width:100%;position:relative;overflow:hidden}.image-wrapper{width:100%;height:100%;position:relative}.main-image{-o-object-fit:contain;object-fit:contain;width:100%;height:100%;transition:opacity .3s}.nav{z-index:5;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);color:var(--text-main);border:1px solid var(--border-light);border-radius:var(--radius-full);cursor:pointer;width:44px;height:44px;box-shadow:var(--shadow-sm);transition:var(--transition);background:#fffc;justify-content:center;align-items:center;display:flex;position:absolute;top:50%;transform:translateY(-50%)}.nav:hover{background:var(--bg-main);box-shadow:var(--shadow-md);transform:translateY(-50%)scale(1.1)}.prev{inset-inline-start:1rem}.next{inset-inline-end:1rem}.counter{bottom:1rem;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);color:var(--bg-main);border-radius:var(--radius-full);background:#0009;padding:.25rem .75rem;font-size:.875rem;font-weight:500;position:absolute;inset-inline-end:1rem}.thumbs{scrollbar-width:thin;scrollbar-color:#cbd5e1 transparent;gap:.75rem;padding-bottom:.5rem;display:flex;overflow-x:auto}.thumb{border-radius:var(--radius-sm);cursor:pointer;width:80px;height:80px;transition:var(--transition);background:var(--bg-surface);border:2px solid #0000;flex:none;overflow:hidden}.thumb img{-o-object-fit:cover;object-fit:cover;width:100%;height:100%;transition:transform .3s}.thumb:hover img{transform:scale(1.1)}.thumb.active{border-color:var(--primary-color);box-shadow:0 0 0 1px var(--primary-color)}.thumbs::-webkit-scrollbar{height:6px}.thumbs::-webkit-scrollbar-track{background:0 0}.thumbs::-webkit-scrollbar-thumb{border-radius:var(--radius-full);background:#cbd5e1}.out-of-stock-message{text-align:center;background-color:#fee;border:1px solid #fcc;border-radius:8px;margin:16px 0;padding:12px 16px}.out-of-stock-message p{color:#c33;margin:0;font-size:16px;font-weight:600}.add-to-cart-btn.disabled{cursor:not-allowed;opacity:.6;background-color:#ccc}.add-to-cart-btn.disabled:hover{background-color:#ccc;transform:none}